15428700

素因数分解:

$2^2\times 3^2\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:137

約数の個数: 216

約数和(自身を含む): 57774080

約数和(自身を除く): 42345380

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 28, 30, 31, 35, 36, 42, 45, 50, 60, 62, 63, 70, 75, 79, 84, 90, 93, 100, 105, 124, 126, 140, 150, 155, 158, 175, 180, 186, 210, 217, 225, 237, 252, 279, 300, 310, 315, 316, 350, 372, 395, 420, 434, 450, 465, 474, 525, 553, 558, 620, 630, 651, 700, 711, 775, 790, 868, 900, 930, 948, 1050, 1085, 1106, 1116, 1185, 1260, 1302, 1395, 1422, 1550, 1575, 1580, 1659, 1860, 1953, 1975, 2100, 2170, 2212, 2325, 2370, 2449, 2604, 2765, 2790, 2844, 3100, 3150, 3255, 3318, 3555, 3906, 3950, 4340, 4650, 4740, 4898, 4977, 5425, 5530, 5580, 5925, 6300, 6510, 6636, 6975, 7110, 7347, 7812, 7900, 8295, 9300, 9765, 9796, 9954, 10850, 11060, 11850, 12245, 13020, 13825, 13950, 14220, 14694, 16275, 16590, 17143, 17775, 19530, 19908, 21700, 22041, 23700, 24490, 24885, 27650, 27900, 29388, 32550, 33180, 34286, 35550, 36735, 39060, 41475, 44082, 48825, 48980, 49770, 51429, 55300, 61225, 65100, 68572, 71100, 73470, 82950, 85715, 88164, 97650, 99540, 102858, 110205, 122450, 124425, 146940, 154287, 165900, 171430, 183675, 195300, 205716, 220410, 244900, 248850, 257145, 308574, 342860, 367350, 428575, 440820, 497700, 514290, 551025, 617148, 734700, 771435, 857150, 1028580, 1102050, 1285725, 1542870, 1714300, 2204100, 2571450, 3085740, 3857175, 5142900, 7714350, 15428700]

約数ペア:

[(1, 15428700), (2, 7714350), (3, 5142900), (4, 3857175), (5, 3085740), (6, 2571450), (7, 2204100), (9, 1714300), (10, 1542870), (12, 1285725), (14, 1102050), (15, 1028580), (18, 857150), (20, 771435), (21, 734700), (25, 617148), (28, 551025), (30, 514290), (31, 497700), (35, 440820), (36, 428575), (42, 367350), (45, 342860), (50, 308574), (60, 257145), (62, 248850), (63, 244900), (70, 220410), (75, 205716), (79, 195300), (84, 183675), (90, 171430), (93, 165900), (100, 154287), (105, 146940), (124, 124425), (126, 122450), (140, 110205), (150, 102858), (155, 99540), (158, 97650), (175, 88164), (180, 85715), (186, 82950), (210, 73470), (217, 71100), (225, 68572), (237, 65100), (252, 61225), (279, 55300), (300, 51429), (310, 49770), (315, 48980), (316, 48825), (350, 44082), (372, 41475), (395, 39060), (420, 36735), (434, 35550), (450, 34286), (465, 33180), (474, 32550), (525, 29388), (553, 27900), (558, 27650), (620, 24885), (630, 24490), (651, 23700), (700, 22041), (711, 21700), (775, 19908), (790, 19530), (868, 17775), (900, 17143), (930, 16590), (948, 16275), (1050, 14694), (1085, 14220), (1106, 13950), (1116, 13825), (1185, 13020), (1260, 12245), (1302, 11850), (1395, 11060), (1422, 10850), (1550, 9954), (1575, 9796), (1580, 9765), (1659, 9300), (1860, 8295), (1953, 7900), (1975, 7812), (2100, 7347), (2170, 7110), (2212, 6975), (2325, 6636), (2370, 6510), (2449, 6300), (2604, 5925), (2765, 5580), (2790, 5530), (2844, 5425), (3100, 4977), (3150, 4898), (3255, 4740), (3318, 4650), (3555, 4340), (3906, 3950)]